Gaya APA
Fraenkel, J, R. (2008).
How to design and evaluate research in education / Jack R. Fraenkel, Norman E. Wallen .
Bandung:
Gramedia.
Gaya MLA
Fraenkel, Jack, R..
"How to design and evaluate research in education / Jack R. Fraenkel, Norman E. Wallen".
Bandung:
Gramedia,
2008.
Text.